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Finding the Fourth Proportional to 8,841.60, 13,233.60 and 6,249.60

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Solution

The fourth proportional to 8,841.60, 13,233.60 and 6,249.60 is: 9,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,841.60 : 13,233.60 = 6,249.60 : x
  2. Step 2: Convert to fraction form
    8,841.60/13,233.60 = 6,249.60/x
  3. Step 3: Cross multiply
    8,841.60x = 13,233.60 × 6,249.60
  4. Step 4: Simplify right side
    8,841.60x = 82,704,706.56
  5. Step 5: Solve for x
    x = 82,704,706.56/8,841.60
  6. Step 6: Final answer
    x = 9,354.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.